दाखिल करना

Mathematics for IGCSE & O level - Sequences (Section 1 - No. 10)

Which of the following sequences could be defined by a quadratic formula?

5, 10, 15, 20...

1, 3, 6, 10...

2, 4, 8, 16...

3, 6, 9, 12...

स्पष्टीकरण

A quadratic sequence has a constant second difference.

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